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Yokohamashi, Japan

Nihon Koshuha Co., Ltd.

USPTO Granted Patents = 13

Forward Citations = 142

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16 inventors (with patents filed for the assignee):

Kibatsu Shinohara (10 out of 23 patents)

Nobuo Ishii (3 out of 61 patents)

Seiji Samukawa (3 out of 14 patents)

4. Yukito Nakagawa (3 out of 10 patents)

5. Kibatsu Shinohara (3 out of 6 patents)

6. Tsutomu Tsukada (3 out of 18 patents)

7. Shigetsugu Tsuruoka (2 out of 2 patents)

8. Shuichi Aizawa (1 out of 1 patent)

9. Yutaka Arisumi (1 out of 1 patent)

10. Yutaka Arizumi (1 out of 1 patent)

11. Hisaaki Sato (1 out of 8 patents)

12. Yasuyoshi Yasaka (1 out of 11 patents)

13. Yasuo Niimura (1 out of 1 patent)

14. Hiroshi Hasunuma (1 out of 1 patent)

15. Hirobumi Matsumoto (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 10056671 - Waveguide type power combining/dividing unit (2018-08-21),

2. 9419323 - Power combiner/divider of a radial line type impedance matched between a center connector and peripheral outer connectors (2016-08-16),

3. 8779873 - Ferrite phase shifter and automatic matching apparatus (2014-07-15),

4. 8427254 - Ferrite phase shifter and automatic matching apparatus (2013-04-23),

5. 7545226 - Magnetron oscillator (2009-06-09),

6. 7186314 - Plasma processor and plasma processing method (2007-03-06),

7. 7102110 - Magnetron oscillating apparatus (2006-09-05),

8. 6910440 - Apparatus for plasma processing (2005-06-28),

9. 6043608 - Plasma processing apparatus (2000-03-28),

10. 5900699 - Plasma generator with a shield interposing the antenna (1999-05-04),

11. 5874706 - Microwave plasma processing apparatus using a hybrid microwave having (1999-02-23),

12. 5565738 - Plasma processing apparatus which uses a uniquely shaped antenna to (1996-10-15),

13. 5041803 - Automatic load matching circuit for microwaves using multi-element (1991-08-20),

Nihon Koshuha Co., Ltd. is a leading pharmaceutical company in Japan, specializing in the research, development, and production of innovative medical products. With a strong commitment to improving healthcare, the company aims to bring high-quality and affordable medications to patients around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

13 Patents

#14 in Yokohamashi

#3,660 in Japan

#43,679 in the World

Yokohamashi, Japan

Nihon Koshuha Co., Ltd.

Forward Citations = 142

16 inventors:

Kibatsu Shinohara (10 out of 23 patents)

Nobuo Ishii (3 out of 61 patents)

Seiji Samukawa (3 out of 14 patents)

4. Yukito Nakagawa (3 out of 10 patents)

5. Kibatsu Shinohara (3 out of 6 patents)

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